As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN HEAVY MAINTENANCE EXISTING REPAIR AT BS 1133 BETWEEN STR. 21R - 22R REQUIRES REPLACEMENT. REMOVED EXISTING REPAIR, CUT OUT DAMAGE, FABRICATED FILLER, FABRICATED DOUBLER. INSTALLED REPAIR IAW SRM 53-30-2, 53-30-8. NO OTHER DEFECTS NOTED. AIRCRAFT WAS RETURNED TO SERVICE.